Transportation
Railways: total: 4,820 km (301 km electrified; 215 km double track) standard gauge: 3,664 km 1.435-m gauge (301 km electrified; 215 km double track) narrow gauge: 1,156 km 1.055-m gauge (1996)
Highways: total: 104,000 km paved: 71,656 km (including 640 km of expressways) unpaved: 32,344 km (1996 est.)
Pipelines: crude oil 6,612 km; petroleum products 298 km; natural gas 2,948 km
Ports and harbors: Algiers, Annaba, Arzew, Bejaia, Beni Saf, Dellys, Djendjene, Ghazaouet, Jijel, Mostaganem, Oran, Skikda, Tenes
Merchant marine: total: 78 ships (1,000 GRT or over) totaling 940,196 GRT/1,094,104 DWT ships by type: bulk 9, cargo 27, chemical tanker 7, liquified gas 11, petroleum tanker 5, roll-on/roll-off 13, short-sea passenger 5, specialized tanker 1 (1999 est.)
Airports: 137 (1999 est.)
Airports - with paved runways: total: 51 over 3,047 m: 8 2,438 to 3,047 m: 25 1,524 to 2,437 m: 12 914 to 1,523 m: 5 under 914 m: 1 (1999 est.)
Airports - with unpaved runways: total: 86 2,438 to 3,047 m: 3 1,524 to 2,437 m: 23 914 to 1,523 m: 41 under 914 m: 19 (1999 est.)
Heliports: 1 (1999 est.)